Question is ⇒ 500 c.c. each of hydrogen at 700 mm Hg pressure and oxygen at 600 mm Hg pressure are put together in a vessel of 1 litre capacity. The final pressure of the gas mixture will be __________ mm Hg., Options are ⇒ (A) 650, (B) 700, (C) 600, (D) 375, (E) , Leave your comments or Download question paper.

Question is ⇒ 500 c.c. each of hydrogen at 700 mm Hg pressure and oxygen at 600 mm Hg pressure are put together in a vessel of 1 litre capacity. The final pressure of the gas mixture will be __________ mm Hg., Options are ⇒ (A) 650, (B) 700, (C) 600, (D) 375, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	500 c.c. each of hydrogen at 700 mm Hg pressure and oxygen at 600 mm Hg pressure are put together in a vessel of 1 litre capacity. The final pressure of the gas mixture will be __________ mm Hg.
A.	650 [Correct Answer]
B.	700 [Wrong Answer]
C.	600 [Wrong Answer]
D.	375 [Wrong Answer]
View Answer 1 -1 Explanation:- Answer : A Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ The evaporation of aqueous solution of sugar causes its molarity to
decrease. (b) increase.
remain unchanged.
either (a) or (b); depends on the concentration of the solution.

⇒ The forces causing the vaporisation of liquid are derived from the Kinetic energy of translation of its molecules. The heat of vaporisation
increases with pressure rise.
decreases with increasing pressure.
becomes zero at the critical point.
both (b) & (c).

⇒ The reaction A + B → C has been conducted in a reactor as shown bel
1
2
3
4

⇒ Pick out the correct statement.
A substance existing above its critical temperature is called a saturated vapor.
A mixture of vapor gas is called saturated, if the equilibrium vapor pressure of the liquid is more than the partial pressure of the vapor at the same temperature.
Heat added to or given up by a substance at constant temperature is called the sensible heat.
The end points of a vapor-pressure vs. temperature curve are critical and triple points.

⇒ The temperature at which the second Virial co-efficient of a real gas is zero is called the
eutectic point
Boyle temperature
boiling point
critical temperature

⇒ A liquid is in equilibrium with its vapor at its boiling point. On an average, the molecules in the liquid and gaseous phases have equal
kinetic energy.
intermolecular forces of attraction.
potential energy.
total energy.

⇒ __________ equation gives the effect of temperature on heat of reaction.
Kirchoffs
Maxwell's
Antonie
Kistyakowsky

⇒ The pressure of 'V' litres of a dry gas is increased from 1 to 2 kgf/cm² at a constant temperature. The new volume will become
V/2
2V
V/4
V²

⇒ One Newton is equal to __________ dynes.
10²
10³
10⁴
10⁵

⇒ Which of the following is insensitive to changes in pressure ?
Heat of vaporisation
Melting point
Heat of fusion
Both (b) and (c)

⇒ In case of vapor-liquid equilibria, which of the following does not account for gas phase deviation from ideality?
Use of equation of state
Fugacity co-efficient
Activity co-efficient
None of these

⇒ Isotonic solutions must have the same
viscosity
molar concentration
normality
critical temperature

⇒ The reaction A + B → C has been conducted in a reactor as shown bel
1
6
3
4

⇒ 1 Kcal/kg. °C is equivalent to __________ BTU/lb. °F.
1
2.42
4.97
none of these

⇒ The combustion equations of carbon and carbon monoxide are as foll
-109.5
109.5
180
100

⇒ 1 gm mole of an alcohol whose molecular weight is 74 contains 48 gms of carbon, 10 gms of hydrogen and 16 gms of oxygen. Its molecular formula is
C₄H₉OH
C₃H₂₁OH
(C₂H₄)₂H₂.OH
C₂H₃₃OH

⇒ A gas at 0°C was subjected to constant pressure cooling until its volume became half the original volume. The temperature of the gas at this stage will be
0°C
0°K
-136.5°C
-136.5°K

⇒ A very dilute solution is prepared by dissolving 'x₁' mole of solute in 'x₂' mole of a solvent. The mole fraction of solute is approximately equal to
x₁/x₂
x₂/x₁
1 - (x₁/x₂)
1/x₂

⇒ The heat evolved in the combustion of benzene is represented by the equati
816.15
1632.3
-1632.3
-2448.45

⇒ At a temperature of 0°K, the molecules of a gas have only __________ energy.
rotational
vibrational
translational
none of these

⇒ According to Raoult's law, "The vapor pressure exerted by component in a solution is proportional to the mole fraction of that component." Raoult's law is not applicable under the following assumption/condition.
No component is concentrated at the surface of the solution.
The component molecules are non polar and are of almost equal size.
In the formation of solution, chemical combination/molecular association between unlike molecules takes place.
The attractive forces between like and unlike molecules are almost equal.

⇒ Equal masses of CH₄ and H₂ are mixed in an empty container. The partial pressure of hydrogen in this container expressed as the fraction of total pressure is
42744
42956
42737
42864

⇒ Solutions having the same osmotic pressure are called __________ solutions.
dilute
ideal
isotonic
saturated

⇒ A bypass stream in a chemical process is useful, because it
facilitates better control of the process.
improves the conversion.
increases the yield of products.
none of these.

⇒ In physical adsorption, as compared to chemisorption, the
quantity adsorbed per unit mass is higher.
rate of adsorption is controlled by the resistance to surface reaction.
activation energy is very high.
heat of adsorption is very large.

⇒ Hess's law of constant heat summation is based on conservation of mass. It deals with
equilibrium constant.
reaction rate.
changes in heat of reaction.
none of these.

⇒ Osmotic pressure of a dilute solution of a non volatile solute in a solvent obeying Raoult's law is proportional to the
temperature.
volume of solution.
moles of non-volatile solute.
none of these.

⇒ At 100°C, water and methylcyclohexane both have vapour pressures of 1 atm. Also at 100°C, the latent heats of vaporisation of these compounds are 40.63 kJ/mole for water and 31.55 kJ/mole for methylcyclohexane. The vapour pressure of water at 150°C is 4.69 atm. At 150°C, the vapour pressure of methylcyclohexane would be expected to be
significantly less than 4.69 atm.
nearly equal to 4.69 atm.
significantly more than 4.69 atm.
indeterminate due to lack of data

⇒ Pick out the wrong statement.
The effect of pressure on heat capacity of gases at pressure above one atmosphere and above the critical temperature is negligible.
The value of C_p of gases increases with increase in pressure, above atmospheric pressure.
The value of C_p at critical temperature and pressure reaches infinity.
all (a), (b), and (c).

⇒ An azeotropic solution of two liquids has boiling point lower than either of them, when it
is saturated.
is unsaturated.
shows negative deviation from Raoult's law.
shows positive deviation from Raoult's law.